Developer docs

Postman Collection

Official WhatsApp Business API docs for Nexwapi — authenticate with your secret key from Developer Settings.

Use our ready-made Postman collection to explore Messages, Contacts, Templates, and Account endpoints without writing code.

Download

Download nexwapi.postman_collection.json

Import in Postman

  1. Open Postman → Import → Upload Files → select the JSON file.
  2. Open collection variables and set apiKey to your secret key from Developer Settings.
  3. Keep baseUrl as https://api.nexwapi.com (or your staging API host).
  4. Run Account → Get account first to verify the key.

Included requests

  • GET Account
  • POST Send text message
  • POST Send template message
  • GET / POST Contacts + PATCH opt-in
  • GET Templates

cURL equivalent

bash
curl -X POST https://api.nexwapi.com/api/v1/messages \
  -H "x-api-key: nex_YOUR_SECRET_KEY" \
  -H "Content-Type: application/json" \
  -d '{ "to": "919876543210", "text": "Hello!" }'

Prefer code? See the Node.js SDK or full API reference.